日本免费不卡高清网站_人妻少妇偷人精品无码_V一区无码内射国产_亚洲男人的天堂在线播放国产成人丝袜精品自啪在线-久热国产精品视频一区二区

上海/江蘇

CO 700ppm H2 1000ppm CO2 3000ppm/5000ppm CH4 100ppm C2H6 100ppm

N2

C2H4 100ppm C2H2 50ppm

CO 700ppm H2 1000ppm CO2 3000ppm/5000ppm CH4 100ppm C2H6 100ppm

Ar

C2H4 100ppm C2H2 50ppm O2 5.0% N2 5.0%

浙江

CO 500ppm H2 500ppm CO2 2000ppm CH4 100ppm C2H6 100ppm C2H4 100ppm

N2

C2H2 50ppm

福建

CO 200-250ppm H2 800-1000ppm CO2 5000ppm CH4 100ppm C2H6 50ppm

N2

C2H4 100ppm C2H2 50ppm O2 4.5%

CO 200-250ppm H2 800-1000ppm CO2 5000ppm CH4 100ppm C2H6 50ppm

Ar

C2H4 100ppm C2H2 50ppm O2 4.5% N2 4.50%

江西

CO 1000-1500ppm H2 1000-1500ppm CO2 2000-2500ppm CH4 50ppm C2H6 50ppm

Ar

C2H4 50ppm C2H2 50ppm O2 2-3% N2 2-3.5%

深圳

CO 800-1000ppm H2 1000ppm CO2 2000ppm CH4 100ppm C2H6 100ppm

N2

C2H4 100ppm C2H2 50ppm